{"id":13795,"date":"2026-11-06T05:08:08","date_gmt":"2026-11-06T05:08:08","guid":{"rendered":"https:\/\/aiper.com\/blogs\/?page_id=13795"},"modified":"2026-11-12T04:44:53","modified_gmt":"2026-11-12T04:44:53","slug":"durete-calcique","status":"publish","type":"page","link":"https:\/\/aiper.com\/blogs\/fr\/glossaire\/durete-calcique\/","title":{"rendered":"Duret\u00e9 calcique : d\u00e9finition"},"content":{"rendered":"  <div class=\"aiper-glossary\" lang=\"fr-FR\" data-result-one=\"{count} terme\" data-result-many=\"{count} termes\" data-empty=\"Aucun terme trouv\u00e9. Essayez un autre mot ou r\u00e9initialisez les filtres.\">\r\n     <header><p>Chimie de l\u2019eau de piscine<\/p><h1>Duret\u00e9 calcique : d\u00e9finition<\/h1><p>La duret\u00e9 calcique mesure le calcium dissous dans l\u2019eau, g\u00e9n\u00e9ralement exprim\u00e9 en parties par million d\u2019\u00e9quivalent carbonate de calcium.<\/p><\/header>\r\n   <figure><picture><source media=\"(max-width:600px)\" width=\"600\" height=\"650\" srcset=\"https:\/\/aiper.com\/blogs\/wp-content\/plugins\/aiper-core\/glossary\/i18n\/fr\/calcium-hardness.svg?ver=0.5.11\"><img src=\"https:\/\/aiper.com\/blogs\/wp-content\/plugins\/aiper-core\/glossary\/i18n\/fr\/calcium-hardness.svg?ver=0.5.11\" alt=\"Symboles de calcium dissous dans un r\u00e9cipient d\u2019eau ; la mesure est exprim\u00e9e en \u00e9quivalent carbonate de calcium, et les symboles sont agrandis.\" width=\"600\" height=\"650\" fetchpriority=\"high\" decoding=\"async\"><\/picture><figcaption>Symboles de calcium dissous dans un r\u00e9cipient d\u2019eau ; la mesure est exprim\u00e9e en \u00e9quivalent carbonate de calcium, et les symboles sont agrandis. Sch\u00e9ma de principe ; proportions et configurations simplifi\u00e9es.<\/figcaption><\/figure>\r\n   <section><h2>Comprendre le principe<\/h2><p>La duret\u00e9 calcique contribue \u00e0 la saturation en carbonate de calcium. Son effet d\u00e9pend du pH, de l\u2019alcalinit\u00e9, de la temp\u00e9rature et des autres caract\u00e9ristiques de l\u2019eau.<\/p><\/section><section><h2>Une confusion fr\u00e9quente<\/h2><p>La duret\u00e9 calcique n\u2019est pas la duret\u00e9 totale, qui peut aussi inclure le magn\u00e9sium. Une mesure du calcium ne suffit pas \u00e0 pr\u00e9voir l\u2019entartrage.<\/p><\/section>   <section><h2>Termes associ\u00e9s<\/h2><ul><li><a data-glossary-link=\"related-term\" href=\"https:\/\/aiper.com\/blogs\/fr\/glossaire\/alcalinite-totale\/\">Alcalinit\u00e9 totale<\/a><\/li><li><a data-glossary-link=\"related-term\" href=\"https:\/\/aiper.com\/blogs\/fr\/glossaire\/chlore-libre\/\">Chlore libre<\/a><\/li><li><a data-glossary-link=\"related-term\" href=\"https:\/\/aiper.com\/blogs\/fr\/glossaire\/indice-de-saturation\/\">Indice de saturation<\/a><\/li><li><a data-glossary-link=\"related-term\" href=\"https:\/\/aiper.com\/blogs\/fr\/glossaire\/parties-par-million\/\">Parties par million<\/a><\/li><li><a data-glossary-link=\"related-term\" href=\"https:\/\/aiper.com\/blogs\/fr\/glossaire\/ph-de-leau-de-piscine\/\">pH de l\u2019eau de piscine<\/a><\/li><\/ul><\/section>   <section><h2>Pour aller plus loin<\/h2><ul><li><a data-glossary-link=\"guide\" href=\"https:\/\/aiper.com\/blogs\/fr\/alcalinite-et-ph-piscine\/\">Alcalinit\u00e9 vs pH en piscine : interaction et ordre de correction<\/a><\/li><\/ul><\/section>  <\/div>\r\n  <script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"DefinedTerm\",\"name\":\"Duret\\u00e9 calcique\",\"inLanguage\":\"fr-FR\",\"description\":\"La duret\\u00e9 calcique mesure le calcium dissous dans l\\u2019eau, g\\u00e9n\\u00e9ralement exprim\\u00e9 en parties par million d\\u2019\\u00e9quivalent carbonate de calcium.\",\"url\":\"https:\\\/\\\/aiper.com\\\/blogs\\\/fr\\\/glossaire\\\/durete-calcique\\\/\",\"inDefinedTermSet\":\"https:\\\/\\\/aiper.com\\\/blogs\\\/fr\\\/glossaire\\\/#terms\"}<\/script>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":3,"featured_media":0,"parent":13741,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"aiper_reading_time":1,"aiper_last_reviewed":"","aiper_reviewer":0,"aiper_related_ids":[],"aiper_layout":"tool","footnotes":""},"class_list":["post-13795","page","type-page","status-publish","hentry"],"lang":"fr","translations":{"fr":13795,"en":13656,"de":13743,"es":13845},"_links":{"self":[{"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/pages\/13795","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/comments?post=13795"}],"version-history":[{"count":1,"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/pages\/13795\/revisions"}],"predecessor-version":[{"id":13956,"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/pages\/13795\/revisions\/13956"}],"up":[{"embeddable":true,"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/pages\/13741"}],"wp:attachment":[{"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/media?parent=13795"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}